68478777

素因数分解:

$3^4\times {\mathrm{179}}^1\times {\mathrm{4723}}^1$

素因数の和:4914

約数の個数: 20

約数和(自身を含む): 102888720

約数和(自身を除く): 34409943

約数列:

[1, 3, 9, 27, 81, 179, 537, 1611, 4723, 4833, 14169, 14499, 42507, 127521, 382563, 845417, 2536251, 7608753, 22826259, 68478777]

約数ペア:

[(1, 68478777), (3, 22826259), (9, 7608753), (27, 2536251), (81, 845417), (179, 382563), (537, 127521), (1611, 42507), (4723, 14499), (4833, 14169)]